package com.lvhengchang.service.impl;

import com.lvhengchang.domain.User;
import com.lvhengchang.mapper.UserMapper;
import com.lvhengchang.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class UserServiceImpl implements UserService {
    @Autowired
    private UserMapper userMapper;

    @Override
    public User selectUserByExchangeId(String userId) {
        return userMapper.selectUserByExchangeId(userId);
    }
}
